Computational biologist and blogger Neil Saunders invites his bioinformatics-loving peers to try out AJAX when building their next web applications. He takes his readers through a programmatic step-by-step, showing them how to write the code for a simple form page. The form allows users to select a given gene UID from the NCBI Gene Database and then returns with the associated protein name -- all without having to reload the page.
Calling it the "